1UnitUnit4单元测试题单元测试题Ⅰ.单项选择（每小题1分，共15分）从各题后所给的A、B、C、D四个选项中选出最佳答案。()1.—What’syouruncle?—He’s______universityteacherinourcity.A./B.aC.anD.the()2.______theworkerswereverytired,theyfelthapp...